… At short excitation wavelengths, the fluorescence total intensity of adenocarcinomas was
lower than normal tissue [Fig. 4(a), data shown for two specimen pairs]. This is consistent with …

… (a) Absorption spectrum of GQDs solution with detection wavelength of 460 nm shows two …
different excitation wavelengths at room temperature (20 C). With excitation wavelength varies …

… No fluorescence was detectable in Sargasso Sea water at any excitation wavelength or
at any depth; traces for all samples were recorded on the same graph. For shelf water (Fig. 2), …

… The optical assembly is a semi-coaxial arrangement of an excitation light source surrounded
by semiconductor detectors collecting fluorescence signal selected by adaptable narrow …

… range of light modulation frequencies and excitation wavelengths. A wide range of modulation
… result in the expanded use of fluorescence detection in chemical and biomedical sensors. …

… fluorescence emission spectra of dyes in dilute and strongly absorbing solutions using different
excitation wavelengths is … It is also used to check the detection system or to evaluate if a …

… In the present paper, excitation−emission fluorescence … The main aim of this work was to
detect the main fluorescent … no emission at wavelengths below the excitation wavelength. Zeros …

… from 337 to 500 nm; multichannel detection at each excitation wavelength yields 11 emission
spectra that are then assembled to yield the excitation emission matrix. White light …

… If the emission at a given wavelength results from an excited-state process then the …
Phase-sensitive detection of fluorescence 115,213 was used for both our studies of excited-state …

… This signal, with a maximum at excitation wavelengths near 247.85 nm, is caused mainly by
… of O 2 fluorescence spectra for pressures up to 40 bars, assuming detection between 220 …